DNA analyses carried out by the firm scotlandsdna.com on samples from the present day inhabitants of Great Britain and Norway give a good indication of the extent to which the two populations mingled during the Viking era.
'Norwegian# DNA varies between 1% in Wales and Ireland to 29% in Orkney and Shetland, areas which the Vikings

A recent DNA study reported in Nature (512, 14 August 2014) indicates that Tibetans derive their ability to thrive at altitudes over 4000m without falling sick thanks to a gene inherited from the Denisovans, a hominin species which ranged across Asia before becoming extinct some 40,000 years ago.
Tibetans have adapted to the lower oxygen content

Recent research led by the Institute of Evolutionary Biology in Barcelona, published in the journal Nature has shed fascinating new light on how the hunter-gatherers who lived in Europe some 7000 years ago might have looked.
Scientists were able to extract DNA from a tooth from a 7000 year old male human skeleton found in the

A recent study by a team of scientists from Europe and the US on the skeleton of a boy unearthed in Siberia in the 1920’s has yielded a DNA signature found both in modern Europeans as well as in the aboriginal people of the New World, i.e. the native people of North, Central and South